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Sealy® 9" Split Queen Standard Foundation, Includes 2 Pieces

The high or low-profile foundation is recommended for any bedroom to match with their mattress for comfort sleep. Most people spend about one-quarter of their life in bed, so the foundation provides extra height to their bed.

Sealy® 5" Split Queen Low Profile Foundation, Includes 2 Pieces

Sealy® 9" Twin High Profile Foundation

The Sealy® 9" High Profile Foundation provides a strong and stable base for your mattress, ensuring long-lasting support and comfort. Designed to reduce motion transfer and enhance mattress durability, this sturdy foundation is perfect for any twin-size bed frame, offering a sleek and modern look for your bedroom.

Sealy® 9" Full High Profile Foundation

The Sealy® 9" High Profile Foundation provides a strong and stable base for your mattress, ensuring long-lasting support and comfort. Designed to reduce motion transfer and enhance mattress durability, this sturdy foundation is perfect for any full-size bed frame, offering a sleek and modern look for your bedroom.

Sealy® 9" Split Queen High Profile Foundation, Includes 2 Pieces

The Sealy® 9" High Profile Foundation provides a strong and stable base for your mattress, ensuring long-lasting support and comfort. Designed to reduce motion transfer and enhance mattress durability, this sturdy foundation is perfect for any split queen-size bed frame, offering a sleek and modern look for your bedroom.

Sealy® 5" Full Low Profile Foundation

The Sealy® 5" Low Profile Foundation offers a sturdy and supportive base for your mattress while maintaining a sleek, modern look. Designed for durability, it minimizes motion transfer and enhances mattress longevity. Its low-profile height is perfect for those who prefer a lower bed setup without compromising support.

Sealy® 9" Queen High Profile Foundation

The Sealy® 9" High Profile Foundation provides a strong and stable base for your mattress, ensuring long-lasting support and comfort. Designed to reduce motion transfer and enhance mattress durability, this sturdy foundation is perfect for any queen-size bed frame, offering a sleek and modern look for your bedroom.

Sealy® 9" Split California King High Profile Foundation, Includes 2 Pieces

The Sealy® 9" High Profile Foundation provides a strong and stable base for your mattress, ensuring long-lasting support and comfort. Designed to reduce motion transfer and enhance mattress durability, this sturdy foundation is perfect for any split California king-size bed frame, offering a sleek and modern look for your bedroom. 

Sealy® 9" Twin XL High Profile Foundation

The Sealy® 9" High Profile Foundation provides a strong and stable base for your mattress, ensuring long-lasting support and comfort. Designed to reduce motion transfer and enhance mattress durability, this sturdy foundation is perfect for any twin xl-size bed frame, offering a sleek and modern look for your bedroom.

Sealy® 5" Twin Low Profile Foundation

Sealy® 5" Queen Low Profile Foundation

Sealy® 5" Twin XL Low Profile Foundation

Sealy® 5" Split California King Low Profile Foundation, Must Order Two for a Set

The Sealy® 9" High Profile Foundation provides a strong and stable base for your mattress, ensuring long-lasting support and comfort. Designed to reduce motion transfer and enhance mattress durability, this sturdy foundation is perfect for any queen-size 

9-inch high-profile foundation for optimal support

Sleek and modern design complements any bedroom

*High profile foundation only, all other product sold separately. Images may not depict actual size.

The Sealy® 5" Low Profile Foundation offers a sturdy and supportive base for your mattress while maintaining a sleek, modern look. Designed for durability, it minimizes motion transfer and enhances mattress longevity. Its low-profile height is perfect for

5-inch low-profile design for a modern, streamlined look

*Low profile foundation only, all other product sold separately. Images may not depict actual size.

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Medium Tight Top King Mattress

The Posturepedic® Plus Northbrook Hybrid Medium Mattress from Sealy® features a supportive, tight top design, advanced coil technology, and premium memory foam for balanced comfort, proper spinal alignment, and pressure relief—perfect for a restful, rejuvenating night’s sleep every night.

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Medium Tight Top Twin Mattress

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Medium Tight Top Queen Mattress

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Medium Tight Top Full Mattress

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Medium Tight Top Twin XL Mattress

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Medium Tight Top Split California King Mattress

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Soft Tight Top Twin Mattress

The Posturepedic® Plus Northbrook Hybrid Soft Mattress from Sealy® features a supportive, tight top design, advanced coil technology, and premium memory foam for balanced comfort, proper spinal alignment, and pressure relief—perfect for a restful, rejuvenating night’s sleep every night.

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Soft Tight Top Full Mattress

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Soft Tight Top Queen Mattress

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Soft Tight Top King Mattress

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Soft Tight Top Twin XL Mattress

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Soft Tight Top California King Mattress

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Soft Tight Top King Mattress

The Posturepedic® Plus Northbrook Tight Top Mattress from Sealy® offers targeted support with wrapped coils, a soft comfort level, and enhanced pressure relief. It’s designed for restful sleep, durability, and motion isolation, ensuring long-lasting comfort.

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Soft Tight Top Queen Mattress

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Soft Tight Top Twin XL Mattress

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Soft Tight Top California King Mattress

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Soft Tight Top Split California King Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Firm Euro Pillow Top Twin Mattress

The Posturepedic® Plus Northbrook Mattress by Sealy® offers exceptional support with its durable wrapped coil system and firm feel. Featuring a Euro pillow top, it provides added cushioning for comfort while maintaining spinal alignment for restful sleep.

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Firm Euro Pillow Top Full Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Firm Euro Pillow Top Queen Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Firm Euro Pillow Top Twin XL Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Firm Euro Pillow Top King Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Firm Euro Pillow Top California King Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Firm Euro Pillow Top Split California King Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Medium Euro Pillow Top Twin Mattress

The Posturepedic® Plus Northbrook Mattress by Sealy® offers exceptional support with its durable wrapped coil system and medium feel. Featuring a Euro pillow top, it provides added cushioning for comfort while maintaining spinal alignment for restful sleep.

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Twin Mattress

The Posturepedic® Plus Northbrook Mattress by Sealy® offers targeted support with durable wrapped coils and a tight top design. Engineered for ultra firm comfort, it promotes spinal alignment and minimizes motion transfer for a restful, undisturbed night's sleep.

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Full Mattress

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Queen Mattress

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top King Mattress

Sealy® Posturepedic® Plus Northbrook 13" Hybrid Soft Tight Top Split California King Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Medium Euro Pillow Top Full Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Medium Euro Pillow Top Queen Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Medium Euro Pillow Top King Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Medium Euro Pillow Top Twin XL Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Medium Euro Pillow Top California King Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Medium Euro Pillow Top Split California King Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Soft Euro Pillow Top Twin Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Soft Euro Pillow Top Full Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Soft Euro Pillow Top Queen Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Soft Euro Pillow Top King Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Soft Euro Pillow Top Twin XL Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Soft Euro Pillow Top California King Mattress

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Twin XL Mattress

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top California King Mattress

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Split California King Mattress-1

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ULTRA Northbrook Specification Sheet.pdf

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Split California King Mattress-2

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Sealy Mattresses and Flat Foundations 10-Year Limited Warranty.pdf

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Split California King Mattress-3

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Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Split California King Mattress-4

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Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Split California King Mattress-5

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Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Split California King Mattress-6

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Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Split California King Mattress-7

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Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Split California King Mattress-8

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Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Split California King Mattress-9

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Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Split California King Mattress-10

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The Posturepedic® Plus Northbrook Mattress by Sealy® offers targeted support with durable wrapped coils and a tight top design. Engineered for ultra firm comfort, it promotes spinal alignment and minimizes motion transfer for a restful, undisturbed night'

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Split California King Mattress

PrecisionFit™ Coils flex to your body’s individual needs, helping maintain natural alignment and reduce nagging Bed Aches™.

Encased coils offer robust support by reducing motion transfer, helping you feel less movement from your partner.

The MoistureProtect™ Cover wicks moisture away from your body to help keep you cool and comfortable all night long.

The DuraFlex™ Coil Edge surrounds the mattress for a solid seating surface that’s more durable and flexible.

Rest assured night after night with a 10-year warranty.

Sealy® holds the title of America’s #1 Mattress Brand. We are rooted in innovation, determination, and passion that spans more than 140 years – and regardless of a customer’s journey with us during that time, our goal has always been the same: deliver quality sleep. Sealy® has been helping American families sleep better by designing high-quality, trusted mattresses since 1881 – and we don’t plan on stopping any time soon. Let us know how we can fit into your best night’s sleep!

*Mattress only, all other products sold separately. Images may not depict actual size.

Sealy® 5" Low Profile Foundation

It's still important to support your Sealy mattress with a foundation to help prevent bowing or sagging. Our StableSupport™ Foundation maximizes the comfort and durability of Sealy mattresses. Available in 5-inch and 9-inch heights.

Designed to coordinate with Sealy mattress aesthetics

Since 1881, we’ve been helping American families sleep better by designing high-quality, trusted mattresses.

We go above and beyond industry standards to ensure your mattress will last for years to come. All of our mattresses are proudly built in the USA, and are rigorously tested for quality, comfort, and support.

*Foundation only, other pieces sold separately. Image may not depict actual size.

Sealy® 5" Split California King Low Profile Foundation, Includes 2 Pieces

Sealy® 9" Standard Foundation

Sealy® 9" Queen Standard Foundation

Sealy® 9" Twin Standard Foundation

Sealy® 9" Full Standard Foundation

Sealy® 9" Twin XL Standard Foundation

Sealy® 9" Split California King Standard Foundation, Includes 2 Pieces

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Medium Tight Top Twin Mattress

The Posturepedic® Plus Northbrook Tight Top Mattress by Sealy® offers targeted support and pressure relief with its responsive coil system. Its medium feel balances comfort and stability, ideal for sleepers seeking quality rest and reliable spinal alignment.

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Medium Tight Top Full Mattress

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Medium Tight Top Queen Mattress

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Medium Tight Top King Mattress

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Medium Tight Top Twin XL Mattress

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Medium Tight Top California King Mattress

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Medium Tight Top Split California King Mattress

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Soft Tight Top Twin Mattress

Sealy® Posturepedic® Plus Northbrook 14" Wrapped Coil Soft Tight Top Full Mattress

Sealy® Posturepedic® Plus Northbrook 15" Wrapped Coil Soft Euro Pillow Top Split California King Mattress

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Queen Mattress-1

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Queen Mattress-2

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Queen Mattress-3

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Queen Mattress-4

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Queen Mattress-5

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Queen Mattress-6

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Queen Mattress-7

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Queen Mattress-8

Sealy® Posturepedic® Plus Northbrook 13" Wrapped Coil Ultra Firm Tight Top Queen Mattress-9

The Posturepedic® Plus Northbrook Tight Top Mattress by Sealy® offers targeted support and pressure relief with its responsive coil system. Its medium feel balances comfort and stability, ideal for sleepers seeking quality rest and reliable spinal alignme

The DuraFlex™ Coil Edge surrounds the mattress for a solid seating surface that’s more durable and flexible when paired with an adjustable base.

The Posturepedic® Plus Northbrook Hybrid Medium Mattress from Sealy® features a supportive, tight top design, advanced coil technology, and premium memory foam for balanced comfort, proper spinal alignment, and pressure relief—perfect for a restful, rejuv

PrecisionFit™ Coils flex to your body’s individual needs, helping to maintain natural alignment and reduce nagging Bed Aches™.

The MoistureProtect™ Cover wicks moisture away from your body to help keep you cool and comfortable.

Hybrid technology combines encased coils with Sealy® memory foam layers to deliver the perfect combination of pressure-relieving comfort and support.

Mattress Size:Split California King